1.
Geneva, Switzerland : World Intellectual Property Organization, 1978.
English | 10.34667/tind.28801 |
2.
Genève, Switzerland : Organisation Mondiale de la Propriété Intellectuelle, 1978.
French | 10.34667/tind.30250 |
3.
Genève, Switzerland : Organización Mundial de la Propiedad Intelectual, 1978.
Spanish | 10.34667/tind.35158 |
4.